def versions(request):
"""
Show all Versions for an Image according to ADMIN_VERSIONS.
"""
# QUERY / PATH CHECK
query = request.GET
path = get_path(query.get("dir", ""))
filename = get_file(query.get("dir", ""), query.get("filename", ""))
if path is None or filename is None:
if path is None:
msg = _("The requested Folder does not exist.")
else:
msg = _("The requested File does not exist.")
request.user.message_set.create(message=msg)
return HttpResponseRedirect(reverse("fb_browse"))
# abs_path = u'%s' % os.path.join(MEDIA_ROOT, DIRECTORY, path)
path = os.path.join(DIRECTORY, path, filename)
settings_var = get_settings_var()
if request.POST:
formset = ImageCropDataFormSet(request.POST, queryset=ImageCropData.objects.filter(path=path))
if formset.is_valid():
formset.save()
for version in settings_var.get("ADMIN_VERSIONS", {}): # TODO: or at least, only do if needed
version_generator(path, version)
else:
raise Exception("Somehow formset became invalid: %s" % formset.errors)
return HttpResponseRedirect("")
# We have to create all the versions first, so the crop data form has something to fill with #TODO: this could work better somehow
for version in VERSIONS:
version_for_image(path, version)
formset = ImageCropDataFormSet(queryset=ImageCropData.objects.filter(path=path))
return render_to_response(
"filebrowser/versions.html",
{
"original": path_to_url(path),
"query": query,
"title": _(u'Versions for "%s"') % filename,
"settings_var": settings_var,
"breadcrumbs": get_breadcrumbs(query, path),
"breadcrumbs_title": _(u'Versions for "%s"') % filename,
"formset": formset,
},
context_instance=Context(request),
)
def render(self, context):
try:
source = self.src.resolve(context)
except VariableDoesNotExist:
return None
if self.version_prefix:
version_prefix = self.version_prefix
else:
try:
version_prefix = self.version_prefix_var.resolve(context)
except VariableDoesNotExist:
return None
return version_for_image(source, version_prefix)